97881982

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{631}}^1\times {\mathrm{641}}^1$

素因数の和:1296

約数の個数: 24

約数和(自身を含む): 161891856

約数和(自身を除く): 64009874

約数列:

[1, 2, 11, 22, 121, 242, 631, 641, 1262, 1282, 6941, 7051, 13882, 14102, 76351, 77561, 152702, 155122, 404471, 808942, 4449181, 8898362, 48940991, 97881982]

約数ペア:

[(1, 97881982), (2, 48940991), (11, 8898362), (22, 4449181), (121, 808942), (242, 404471), (631, 155122), (641, 152702), (1262, 77561), (1282, 76351), (6941, 14102), (7051, 13882)]